2019553641

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{209519}}^1$

素因数の和:209555

約数の個数: 40

約数和(自身を含む): 3650676480

約数和(自身を除く): 1631122839

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 3213, 9639, 209519, 628557, 1466633, 1885671, 3561823, 4399899, 5657013, 10685469, 13199697, 16971039, 24932761, 32056407, 39599091, 74798283, 96169221, 118797273, 224394849, 288507663, 673184547, 2019553641]

約数ペア:

[(1, 2019553641), (3, 673184547), (7, 288507663), (9, 224394849), (17, 118797273), (21, 96169221), (27, 74798283), (51, 39599091), (63, 32056407), (81, 24932761), (119, 16971039), (153, 13199697), (189, 10685469), (357, 5657013), (459, 4399899), (567, 3561823), (1071, 1885671), (1377, 1466633), (3213, 628557), (9639, 209519)]